⟁ Texas Water Well Reports field records · 2026 survey

Texas Water Well Reports › Bexar County › San Antonio (78209)

San Antonio, TX (78209): well depth, water level & drilling cost

✓ 153 TDLR SDR records · Bexar County

420 ftmedian well depth
320 ft–500 fttypical depth range
160 ftmedian static water level
15 gpmmedian yield (126 tests)

How deep are wells in San Antonio (78209), Texas?

The median drilled well depth in San Antonio (78209) is 420 ft, based on 153 wells with recorded depths in the state TDLR SDR database. Half fall between 320 ft and 500 ft; 90% are shallower than 600 ft.

How much does it cost to drill a well in San Antonio (78209)?

Applying published per-foot rates to the local median depth of 400 ft: drilling and casing alone typically runs $10,000–$26,000; a complete system including pump, pressure tank, and hookup typically runs $24,000–$40,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in San Antonio (78209)?

The median static water level is 160 ft below ground surface (middle half of wells: 140 ft–195 ft), from 111 measurements.

Pull every recorded well near a San Antonio (78209) address — $19

Drilled depth distribution

0–50 ft 0 50–100 ft 1 100–150 ft 0 150–200 ft 5 200–300 ft 23 300–400 ft 35 400–600 ft 72 600+ ft 17
Looking at a specific property in San Antonio (78209)?

See every recorded well near any address — depths, water levels, yields, original driller's logs — in a one-time report.

Free lookup Property report — $19

Part of Bexar County well records.

Method: medians computed from TDLR SDR records (water-supply wells only (domestic, irrigation, stock, public supply, industrial) — monitoring, environmental borings, test holes, injection and geothermal excluded; depths 0–5,000 ft), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.